- AudiolivroPostal Workers Then and NowCathy Mackey Davis
- AudiolivroLucky el perro de la estación de bomberos / Lucky the Firehouse DogCathy Mackey Davis
- AudiolivroLucky the Firehouse DogCathy Mackey Davis
- AudiolivroAmazing AnimalsCathy Mackey Davis
- AudiolivroUna maestra y una amiga / A Teacher and a FriendCathy Mackey Davis
- AudiolivroAnimales sorprendentes / Amazing AnimalsCathy Mackey Davis
- AudiolivroA Teacher and A FriendCathy Mackey Davis